package com.edu.mapper;

import com.edu.bean.User;

import java.util.List;

/**
 * @Author:max
 * @Date: 2024/9/20 16:36
 * @Description:
 */


public interface UserMapper {
    User selectUserById(int userId);
    List<User> selectAllUser();
    int insertUser(User user);
    int deleteUser(int userId);
}
